Is it possible to rename the output file?
What MapReduce framework consists of?
What is a combiner and where you should use it?
what happens in textinformat ?
How to set which framework would be used to run mapreduce program?
Explain what is shuffling in mapreduce?
Write a short note on the disadvantages of mapreduce
Map reduce jobs take too long. What can be done to improve the performance of the cluster?
Write a Mapreduce Program for Character Count ?
What is InputFormat in Hadoop MapReduce?
Explain job scheduling through JobTracker
Is it legal to set the number of reducer task to zero? Where the output will be stored in this case?
How is reporting controlled in hadoop?